With either dual action orbital polisher or hand application, it safely and easily removes paint over spray, water spots, fresh tree sap, rail dust and other bonded surface contaminants form the surface of automotive paint, glass, moldings and plastics. Unlike the clay bar, the AutoScrub can be cleaned by simply rinsing off the accumulated contaminates with water. If inadvertently dropped on shop floor, simply rinse clean. Glides on and off easily for a slick finish.